Finding the Fourth Proportional to 8,882.72, 12,254.28 and 5,343.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,882.72 : 12,254.28 = 5,343.92 : x
2. Step 2: Convert to fraction form
   8,882.72/12,254.28 = 5,343.92/x
3. Step 3: Cross multiply
   8,882.72x = 12,254.28 × 5,343.92
4. Step 4: Simplify right side
   8,882.72x = 65,485,891.98
5. Step 5: Solve for x
   x = 65,485,891.98/8,882.72
6. Step 6: Final answer
   x = 7,372.28